What do you mean by the term Hearing AID
What do you mean by the term Hearing AID?
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The hearing aid is an electronic battery device which amplifies and change sound to permit for enhanced communication.
Hearing aid receives sound via a tiny microphone which then transforms the sound waves to electrical signal. The amplifier raises the loudness of signals and then sends the sound to the ear via a speaker in an earpiece that fits into an outer ear canal. The electrical signals are transformed back to the sound waves.
This model is a useful extension of the supportive model. The term collegial relates to a body of persons having a common purpose. This model, which embodies a team concept, first achieved widespread applications in research laboratories and similar work environments.
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